Update README.md

Author: kokeiro001

README.md

@@ -18,14 +18,13 @@ There are three kinds of Design Patterns
 
 * [Adapter](/AdapterPattern)
 * [Command](/CommandPattern)
-* [Composite](/AdapterPattern)
-* [Decorator](/DecoraterPattern)
+* [Composite](/CompositePattern)
+* [Decorator](/DecoratorPattern)
 * [Facade](/FacadePattern)
 * [Factory](/FactoryPattern)
 * [Iterator](/IteratorPattern)
-* [Composite](/IteratorPattern)
 * [Observer](/ObserverPattern)
 * [Singleton](/SingletonPattern)
-* [State](/SatePattern)
+* [State](/StatePattern)
 * [Strategy](/StrategyPattern)
 * [Template](/TemplatePattern)